Browse Reference Articles
101 to 110 of 698 articles
-
Dietary mineral
Dietary minerals are the chemical elements required by living organisms. Appropriate intake levels of each dietary mineral must be sustained to maintain physical ... > more -
Coral reef
A coral reef is a type of biotic reef that develops in tropical waters by the growth of coralline algae, hermatypic corals, and other marine organisms. Coral reefs are typically massive biogenic ... > more -
American Alligator
The American Alligator has a large, slightly rounded body, with thick limbs, a broad head, and a very powerful tail. Males can weigh 500 lbs to over 1000 pounds; one American Alligator allegedly ... > more -
Jane Goodall
Dame Jane Goodall DBE Ph.D., (born April 3, 1934) is an English primatologist, ethologist and anthropologist, probably best-known for conducting a forty-five year study of chimpanzee social and ... > more -
Escherichia coli
Escherichia coli, usually abbreviated to E. coli, is one of the main species of bacteria that live in the lower intestines of warm-blooded animals, including birds and mammals. They are necessary for ... > more -
Heart rate
Heart rate is a term used to describe the frequency of the cardiac cycle. It is considered one of the four vital signs. Usually it is calculated as the number of contractions (heart beats) of the ... > more
Search ScienceDaily
Number of stories in archives: 137,433

